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Finding the Fourth Proportional to 82,893.14, 114,392.40 and 45,167.36

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Solution

The fourth proportional to 82,893.14, 114,392.40 and 45,167.36 is: 62,330.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,893.14 : 114,392.40 = 45,167.36 : x
  2. Step 2: Convert to fraction form
    82,893.14/114,392.40 = 45,167.36/x
  3. Step 3: Cross multiply
    82,893.14x = 114,392.40 × 45,167.36
  4. Step 4: Simplify right side
    82,893.14x = 5,166,802,712.06
  5. Step 5: Solve for x
    x = 5,166,802,712.06/82,893.14
  6. Step 6: Final answer
    x = 62,330.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.